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1.1 Watt Audio Power Amplifier, BL6281 Replace LM4990.
FEATURES

? Improved PSRR at 217 Hz & 1 KHz 60 dB 

? Power output at 5.0V, 1% THD+N, 8? 1.1 W (typ.) 

? Ultra low shutdown current 0.1μA (typ.) 

? 2.2V – 5.5V operation 

? Improved circuitry eliminates pop-click noise

  during turn-on and turn-off transitions

? No output coupling capacitors, snubber 

   networks or bootstrap capacitors required

? Unity-gain stable 

? External gain configuration capability 

? Packages: MSOP8、SOP8 

PIN CONFIGUTION
優勢替代
LM4990 LM4990.pdf

No.12085

FEATURES

Available in Space-Saving Packages: WSON, Exposed-DAP

   MSOP-PowerPAD, VSSOP, and DSBGA

Ultra Low Current Shutdown Mode

Improved Click and Pop Circuitry Eliminates 

   Noise During Turn-On and Turn-Off Transitions

2.2 - 5.5V Operation

No Output Coupling Capacitors, Snubber Networks 

   or Bootstrap Capacitors Required

Unity-Gain Stable

External Gain Configuration Capability

User Selectable Shutdown High or Low Logic Level

PIN CONFIGUTION
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